The position an organism occupies within a food chain.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...

Any organism that gets its energy by consuming other organisms.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

An organism that can make its own food, being able to produce complex organic compounds, such as proteins and carbohydrates.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using...

The process that plants use to convert energy from the Sun into chemical energy.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...

A food chain simply states which organisms consume each other, and shows how energy moves through living things in an ecosystem.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds...

What is an apex predator and which one is being described?
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Biology - Adaptation And Evolution - L
ea
rning Points.
/> A Twig FactPack Film.
Open a discussion on what has been already learnt in a topic,...

Discover how mercury travels through food chains, and how its concentration multiplies along the way.
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Biology - Ecosystems - L
ea
rning Points.
/> A Twig FactPack Film.
Open a discussion on what has...

Investigating why peregrine falcon populations are threatened by pollution from industry thousands of kilometres away. Biology - Ecosystems - Learning Points. The peregrine falcon lives remotely but is affected by man-made chemicals....

A journey through a marine food chain, from tiny plankton to the ocean's giants. Biology - Ecosystems - Learning Points. Phytoplankton are the basis of the oceanic food chain. In the Pacific Ocean, millions of herring feed on these...

Large-scale nuclear fusion is one of the ultimate goals of science which has yet to be achieved. How does nuclear fusion work and is a future likely in which we can reproduce the power of a star on Earth? Earth Science - Earth's...

How energy is passed through living things can be described as a food chain. Journey through a food chain, from primary producers at the bottom to tertiary consumers at the top. Biology - Ecosystems - Learning Points. A 'food chain'...

Journey into the chloroplast, where photosynthesis takes place, to learn how plants convert sunlight into usable chemical energy - one of the most vital processes on Earth. Biology - Plants - Learning Points. Leaves are small...

Phytoplankon - microscopic marine plants - could help prevent global warming. How would they do this? And is it right for man to interfere with nature in a bid to save the planet? Human Geography - A Changing World - Learning Points....

What happens if you change the living factors of an ecosystem? Discover the effect of removing predators or introducing a new species into a habitat. Biology - Ecosystems - Learning Points. The smallest change can tip the balance of the...

A living community of organisms along with their physical environment, functioning as a unit. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

What is it? ... It's a lion!
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Life processes - Living things in their environments


- Food chains


A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are removed. The...

Did you know that dung beetles decompose waste products, making them an important part of the food chain?
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Life processes - Living things in their environments


- Food chains />

Learning Points...

Explanation of a food web.
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Life processes - Living things in their environmen
t

s - Food webs />

Learning Points



Herbivores eat only plan
t

s.


Carnivores eat only animals....

Find out how energy flows up a food chain.
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Life processes - Living things in their environments


- Food chains />

Learning Points
All consumers ultim
a

tely rely on producers for...

How can a bird that eats a plant's seeds actually help the plant survive?
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Life processes - Green plants - Fertilisation


and dispersal />

Learning Points
Dispersal mean
s

the spread of...

The vital role of sea otters in maintaining a food web.
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Life processes - Living things in their environmen
t

s - Food webs />

Learning Points
Omnivores
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at both plants and other...

Case study on the food chain of sharks and fur seals.
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Life processes - Living things in their environments


- Food chains />

Learning Points
Primary consumers eat producers, secondary and...

Once a year the Kalahari desert floods, enabling life to flourish.
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Life processes - Living things in their environments -
O

btaining food />

Learning Points
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br/> Carnivores eat only animals....

In this science project you will create a beeswax wrap and compare it's physical properties, sustainable characteristics, and food storage capabilities to commonly used plastic wrap.